The following line of best fit for the scatterplot is represented by the linear equation: y=0.59x-21.912. What does the y-intercept represent in this situation?

The energy consumption when the cost is $0

The energy consumption when the temperature is 70 degrees Fahrenheit

The energy consumption when the cost is $70.

The energy consumption when the temperature is 0 degrees Fahrenheit

Are the corresponding angles congruent? explain why or why not.

A50-foot ladder is leaning against a vertical wall. if the base of the ladder is 45 feet from the base of the wall, find the angle the bottling of the ladder makes with the ground.

Arandomized controlled trial is designed to evaluate the effect of metoprolol in patients with heart failure. while preparing for statistical analysis, the researcher reviews some common types of statistical errors. which of the following statements is true regarding a type i error in a clinical study? a. the study is not significantly powered to detect a true difference between study groups. bthe null hypothesis is true but is rejected in error. c. the null hypothesis is false but is accepted in error. d. type i error is also known as beta and is usually 0.1 or 0.2. e. type i error depends on the study's confidence interval.